CVE-2021-31256

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Source
https://cve.org/CVERecord?id=CVE-2021-31256
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-31256.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-31256
Downstream
Published
2021-04-19T19:15:18.203Z
Modified
2026-03-14T10:55:49.880376Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

Memory leak in the stbl_GetSampleInfos function in MP4Box in GPAC 1.0.1 allows attackers to read memory via a crafted file.

References

Affected packages

Git / github.com/gpac/gpac

Affected ranges

Type
GIT
Repo
https://github.com/gpac/gpac
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
d8538e8ae946b32d99c6b2c57cbb327146e9cd9d
Fixed
2da2f68bffd51d89b1d272d22aa8cc023c1c066e
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.0.1"
        }
    ]
}

Affected versions

v0.*
v0.5.2
v0.6.0
v0.6.1
v0.7.0
v0.7.1
v0.8.0
v0.9.0
v0.9.0-preview
v1.*
v1.0.0
v1.0.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-31256.json"
vanir_signatures 
[
    {
        "source": "https://github.com/gpac/gpac/commit/2da2f68bffd51d89b1d272d22aa8cc023c1c066e",
        "deprecated": false,
        "signature_version": "v1",
        "id": "CVE-2021-31256-05ee90d3",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "271379964838622770638191838537824836551",
                "74850478146093276797840713117210784655",
                "21002431492837768195116458944965376348",
                "10439252769331870000504154050764030868",
                "270499913990714120200417959583955387157",
                "71653203197305157759355907345428642969",
                "192356018987768621237434183887153868824",
                "30849309437551593067950658740262982675"
            ]
        },
        "signature_type": "Line",
        "target": {
            "file": "src/isomedia/stbl_read.c"
        }
    },
    {
        "source": "https://github.com/gpac/gpac/commit/2da2f68bffd51d89b1d272d22aa8cc023c1c066e",
        "deprecated": false,
        "signature_version": "v1",
        "id": "CVE-2021-31256-83bd733c",
        "digest": {
            "length": 4707.0,
            "function_hash": "178363004142591669781357107860031073898"
        },
        "signature_type": "Function",
        "target": {
            "file": "src/isomedia/stbl_read.c",
            "function": "stbl_GetSampleInfos"
        }
    }
]